Question

Q1) At what rate per cent per annum simple interest will a sum double itself in 8 years?

Q2)what sum will yield 1125 as simple interest in 2 years at 9% per annum?

Q3) A sum of 16000 earns a simple interrest of exists2560 in 2 years. Find the rate of interest per annum.​

Answer 1

Answer:

1st ans is 12.5% per annum

2 ans is RS 6250

3 ans is given ST= P×R × T

2560=16000 × R × 2

-------------------

100

2560 × 100

________ = R R=8%

16000×2

PLS MAKE ME BRAINLEST

Answer 2

Answer:

A1)12.5% per annum

A2)6250

A3)8%

p.a.